Cleanroom Testing & Certification Board International
A full list of currently qualified people can be retrieved by clicking on the links for each course - Testing (Professional or Associate) and Technology.
The Testing (Professional) qualification is valid for five years from the date of passing the practical examination. After this time the candidate must attend the course again and be reaccredited for a further five years. The Testing (Associate) and Technology qualifications do not have any time limit. Note that the date of the course is that of the user's most recent course or revalidation.